- Full text PDF available (3)
To tackle the problem of teaching Mathematics, using Internet for synchronous communication, our group has developed a suite of three softwares designed to provide an adequate environment. This paper describes some of the characteristics of these tools, and preliminary results of experiments conducted to test how supportive they prove to be in a distance… (More)
In this paper we report on two complementary research results. In the first we describe a tool that allows different modes of synchronous distance teaching of mathematics. In the second we report the preliminary results of a pilot study conducted using this tool to teach geometry, both with school students aged 14-15 and with undergraduate students at a… (More)
do Rio de Janeiro, como parte dos requisitos necessários à obtenção do título de Doutor em Engenharia de Sistemas e Computação.
In Brazil, a country of continental proportions, law requires that health institutions directly involved in the cancer treatment in the country have to register and consolidate cancer patients' data. This information is important for the management and evaluation of the cancer treatment, and for the definition of public policies. In this work we propose the… (More)